add web

app/pages/403.html

@@ -0,0 +1,31 @@
+{% extends '__layout__.html' %}
+{% block title %}Not Found{% endblock %}
+{% block head %}
+{% endblock %}
+{% block content %}
+<style>
+  body {
+  overflow: hidden !important;
+  padding: 0 !important;
+  margin: 0 !important;
+}
+
+.navbar,
+.sidebar,
+#footer,
+#websitewidemessage,
+.subnav-bar {
+  display: none !important;
+}
+
+.main-content {
+  margin-left: 0 !important;
+  padding: 0 !important;
+}</style>
+<div style="min-height: 100vh;width: 100%;" class="d-flex align-items-center justify-content-center">
+    <div class="p-3" style="background-color: rgb(31,31,31);box-shadow: 0px 0px 10px 0px rgb(0,0,0,0.5);">
+        <h1>403 Forbidden</h1>
+        <p>You do not have the required permission to access this page, please contact an administrator if you think this is a mistake.</p>
+    </div>
+</div>
+{% endblock %}